- security pledged for the payment of a loan: He gave the bank some stocks and bonds as collateral for the money he borrowed.
- a subordinate or accessory part.
- a side branch, as of a blood vessel or nerve.
- collateral circulation.
- a relative descended from the same stock, but in a different line.
- accompanying; auxiliary: He received a scholarship and collateral aid.
- additional; confirming: collateral evidence; collateral security.
- secured by collateral: a collateral loan.
- aside from the main subject, course, etc.; secondary: These accomplishments are merely collateral to his primary goal.
- descended from the same stock, but in a different line; not lineal: A cousin is a collateral relative.
- pertaining to those so descended.
- situated at the side: a collateral wing of a house.
- situated or running side by side; parallel: collateral ridges of mountains.
- Botany. standing side by side.
Origin of collateral
- security pledged for the repayment of a loan
- (as modifier)a collateral loan
- a person, animal, or plant descended from the same ancestor as another but through a different line
- situated or running side by side
- descended from a common ancestor but through different lines
- serving to support or corroborate
- aside from the main issue
- uniting in tendency
Word Origin and History for collate-rally
late 14c., "accompanying," also "descended from the same stock," from Old French collateral (13c.), from Medieval Latin collateralis "accompanying," literally "side by side," from Latin com- "together" (see com-) + lateralis "of the side," from latus "a side" (see oblate (n.)). Literal sense of "parallel, along the side of" attested in English from mid-15c. Related: Collaterally.
16c., "colleague, associate," from collateral (adj.). Meaning "thing given as security" is from 1832, American English, from phrase collateral security (1720).
- Indirect, subsidiary, or accessory to the main thing.
- Having an ancestor in common but descended from a different line.
- A branch of a nerve axon or blood vessel.
- A collateral relative.